[PATCH] Staging:rtl8192u: fixes the following sparse warning:

[Sudip Mukherjee]

On Fri, Dec 11, 2015 at 01:52:11PM +0800, Jandy Gou wrote:
> drivers/staging/rtl8192u/r8192U_core.c:3212:6: warning: symbol
> 'rtl819x_watchdog_wqcallback' was not declared. Should it be static?
> drivers/staging/rtl8192u/r8192U_core.c:3276:6: warning: symbol
> 'watch_dog_timer_callback' was not declared. Should it be static?
> drivers/staging/rtl8192u/r8192U_core.c:3282:5: warning: symbol
> '_rtl8192_up' was not declared. Should it be static?
> drivers/staging/rtl8192u/r8192U_core.c:3333:5: warning: symbol
> 'rtl8192_close' was not declared. Should it be static?
> drivers/staging/rtl8192u/r8192U_core.c:3406:6: warning: symbol
> 'rtl8192_restart' was not declared. Should it be static?
> drivers/staging/rtl8192u/r8192U_core.c:4618:6: warning: symbol
> 'rtl8192_irq_rx_tasklet' was not declared. Should it be static?
> drivers/staging/rtl8192u/r8192U_core.c:4736:6: warning: symbol
> 'rtl8192_cancel_deferred_work' was not declared. Should it be static?
> 
> Signed-off-by: Jandy Gou <qingsong.gou at ck-telecom.com>
> ---

This has already been done by commit:
bdc01d5711b3 ("staging: rtl8192u: Make core functions static")

And the commit date shows April.
Which tree are you using?

regards
sudip